NEET Chemistry Nucleophilic Addition MCQ Question
Which of the following statements about nucleophilic addition reactions of aldehydes and ketones is correct?
A nucleophile attacks the carbonyl carbon, causing a change from sp2 to sp3 hybridization.
Nucleophilic addition reactions only occur in aldehydes, not in ketones.
Cyanohydrins are formed by the addition of water to aldehydes and ketones.
The carbonyl oxygen is the site of nucleophilic attack in nucleophilic addition reactions.
Correct Answer
Detailed Explanation
In nucleophilic addition reactions, a nucleophile attacks the electrophilic carbon atom of the carbonyl group, leading to a change in hybridization from sp2 to sp3, as stated in the NCERT context.
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